Ibm uPD78082 Manual do Utilizador descarregar pdf (Página 209)

100

101

186

CHAPTER 12 INTERRUPT FUNCTION

Figure 12-12. Interrupt Request Acknowledge Timing (Minimum Time)

Remark 1 clock : (f

CPU: CPU clock)

Figure 12-13. Interrupt Request Acknowledge Timing (Maximum Time)

Remark 1 clock : (f

CPU: CPU clock)

CPU

fCPU

Instruction Instruction

PSW and PC Save,

Jump to Interrupt

Servicing

6 Clocks

Interrupt

Servicing

Program

8 Clocks

7 Clocks

CPU Processing

× × IF

(× × PR=1)

× × IF

(× × PR=0)

Instruction Divide Instruction

PSW and PC Save,

Jump to Interrupt

Servicing

6 Clocks

Interrupt

Servicing

Program

33 Clocks

32 Clocks

CPU Processing

× × IF

(× × PR=1)

× × IF

(× × PR=0)

25 Clocks

1 2 ... 204 205 206 207 208 209 210 211 212 213 214 ... 273 274

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